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| © National Maritime Museum, London |
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Repro ID: H6489 |
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Description: Percival Lawrence Rickerby began work at the Observatory as an assistant in 1924. He was promoted to Experimental Officer in 1948 and to Senior Experimental Officer in 1951. He worked under two Astronomers Royal, Frank Dyson and Harold Spencer Jones, and was based in the Magnetic and Meteorological Department. He is photographed using a magnetometer (an instrument for measuring the intensity of the Earth’s magnetic field). |
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Creator: Frank Dyson |
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Date: 20th Century |
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